.s-content {
  margin-top: 70px;
  width: 100%;
  height: auto;
}
.s-content h1 {
  font-weight: 700;
  width: 100%;
  height: 30px;
  font-size: 25px;
  line-height: 25px;
  text-align: center;
}
.s-content h1 img {
  width: 50px;
  height: 50px;
  vertical-align: middle;
}
.s-content h1 p {
  color: rgb(84, 71, 65);
  margin-left: 20px;
  display: inline-block;
  vertical-align: middle;
}
.s-content i {
  color: rgba(150, 150, 150, 1);
  display: block;
  font-size: 16px;
  width: 400px;
  margin: auto;
  line-height: 25px;
  margin-top: 30px;
  text-align: center;
}
.s-content ul {
  width: 1160px;
  overflow: auto;
  margin: auto;
  margin-top: 100px;
}
.s-content li {
  float: left;
  overflow: auto;
  width: 360px;
  margin-left: 40px;
}
.s-content li:first-child {
  margin-left: 0;
}
.s-content li img {
  float: left;
  display: block;
  width: 80px;
  height: 80px;
}
.s-content li span {
  margin-left: 20px;
  float: left;
  display: block;
  width: 260px;
  height: auto;
}
.s-content li span h2 {
  width: 100%;
  font-size: 20px;
  color: rgb(84, 71, 65);
  font-weight: 700;
}
.s-content li span p {
  margin-top: 10px;
  font-size: 17px;
  line-height: 25px;
  width: 100%;
  color: rgba(150, 150, 150, 1);
}
.s-top {
  box-sizing: border-box;
  width: 100%;
  padding-top: 40%;
  background: url("https://www.rayvet.cn/cdn-product/service.jpg");
  background-size: 100% 100%;
}
.s-top1 {
  position: absolute;
  left: 0;
  top: 0;
  z-index: -1;
  box-sizing: border-box;
  width: 100%;
  padding-top: 40%;
  background: url(/img/service1.jpg);
  background-size: 100% 100%;
}
.s-top h1 {
  margin-top: -50%;
}
.s-advantage {
  width: 100%;
  margin-top: 100px;
}
.s-advantage h1 {
  font-size: 25px;
  font-weight: 700;
  width: 300px;
  margin: auto;
  text-align: center;
}
.s-advantage h1 img {
  width: 50px;
  height: 50px;
  vertical-align: middle;
}
.s-advantage h1 p {
  color: rgb(84, 71, 65);
  margin-left: 20px;
  display: inline-block;
  vertical-align: middle;
}
.s-advantage i {
  color: rgba(150, 150, 150, 1);
  display: block;
  font-size: 16px;
  width: 400px;
  margin: auto;
  margin-top: 20px;
  line-height: 25px;
  text-align: center;
}
.s-advantage ul {
  margin: auto;
  width: 80%;
  overflow: auto;
  margin-top: 30px;
}
.s-advantage li {
  float: left;
  width: 45%;
  margin-left: 10%;
}
.s-advantage li:first-child {
  margin-left: 0;
}
.s-advantage li img {
  width: 100px;
  height: 100px;
  display: block;
  margin: auto;
}
.s-advantage li h2 {
  width: 100%;
  line-height: 20px;
  font-size: 20px;
  text-align: center;
  margin-top: 10px;
  color: rgb(84, 71, 65);
  font-weight: 700;
}
.s-advantage li p {
  color: rgba(150, 150, 150, 1);
  width: 100%;
  text-align: center;
  font-size: 17px;
  margin-top: 10px;
  line-height: 25px;
}
@media only screen and (max-width: 1160px) {
  .s-content ul {
    width: 800px;
    overflow: auto;
    margin: auto;
    margin-top: 100px;
  }
  .s-content li {
    float: left;
    overflow: auto;
    width: 360px;
    margin-left: 0;
  }
  .s-content li:first-child {
    margin-right: 80px;
  }
  .s-content ul li:last-child {
    float: left;
    overflow: auto;
    width: 100%;
    box-sizing: border-box;
    padding-left: 50%;
    margin-left: -25%;
    margin-top: 100px;
  }
}
@media only screen and (max-width: 800px) {
  .s-content ul {
    width: 360px;
    overflow: auto;
    margin: auto;
    margin-top: 30px;
  }
  .s-content li:first-child {
    margin-right: 0px;
  }
  .s-content ul li {
    margin-top: 30px;
    margin-left: 0;
    margin-right: 0;
  }
  .s-content ul li:last-child {
    float: left;
    overflow: auto;
    width: 360px;
    box-sizing: border-box;
    padding-left: 0;
    margin-left: 0;
    margin-top: 30px;
  }
}
@media only screen and (max-width: 400px) {
  .s-content ul {
    width: 300px;
    overflow: auto;
    margin: auto;
    margin-top: 30px;
  }
  .s-content i {
    color: rgba(150, 150, 150, 1);
    display: block;
    font-size: 16px;
    width: 300px;
    margin: auto;
    line-height: 25px;
    margin-top: 30px;
    text-align: center;
  }
  .s-content li {
    float: left;
    overflow: auto;
    width: 300px;
    margin-left: 0;
  }
  .s-content ul li:last-child {
    float: left;
    overflow: auto;
    width: 300px;
    box-sizing: border-box;
    padding-left: 0;
    margin-left: 0;
    margin-top: 30px;
  }
  .s-content li img {
    margin-left: 75px;
    float: left;
    display: block;
    width: 150px;
    height: 150px;
  }
  .s-content li span {
    margin-left: 30px;
    float: left;
    display: block;
    width: 240px;
    height: auto;
    margin-top: 20px;
  }
  .s-content li span p {
    text-align: center;
  }
  .s-content li span h2 {
    text-align: center;
  }
  .s-advantage li {
    float: left;
    width: 100%;
    margin-left: 0;
    margin-top: 20px;
  }
  .s-advantage i {
    color: rgba(150, 150, 150, 1);
    display: block;
    font-size: 16px;
    width: 300px;
    margin: auto;
    line-height: 25px;
    margin-top: 30px;
    text-align: center;
  }
}
